RT Journal Article SR Electronic T1 Family presence during critical illness may protect against delirium JF Evidence Based Nursing JO Evid Based Nurs FD BMJ Publishing Group Ltd and RCN Publishing Company Ltd SP ebnurs-2022-103637 DO 10.1136/ebnurs-2022-103637 A1 Joanna L Hart YR 2023 UL http://ebn.bmj.com/content/early/2023/01/19/ebnurs-2022-103637.abstract AB